It was incorrectly using an old priv->regs pointer, which was initialized to zero. SPI resets won't happen on first call.
Signed-off-by: Jiajie Chen c@jia.je --- drivers/spi/xilinx_spi.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/spi/xilinx_spi.c b/drivers/spi/xilinx_spi.c index 4e9115dafe..9e6255a172 100644 --- a/drivers/spi/xilinx_spi.c +++ b/drivers/spi/xilinx_spi.c @@ -112,10 +112,9 @@ struct xilinx_spi_priv { static int xilinx_spi_probe(struct udevice *bus) { struct xilinx_spi_priv *priv = dev_get_priv(bus); - struct xilinx_spi_regs *regs = priv->regs; - - priv->regs = (struct xilinx_spi_regs *)dev_read_addr(bus); + struct xilinx_spi_regs *regs;
+ regs = priv->regs = (struct xilinx_spi_regs *)dev_read_addr(bus); priv->fifo_depth = dev_read_u32_default(bus, "fifo-size", 0);
writel(SPISSR_RESET_VALUE, ®s->srr);